A first stage pressure regulator is provided. A valve body has an inlet and an outlet that define a pressure chamber therebetween. The valve body defines a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with the surrounding water. The first stage pressure regulator comprises an inlet tubular union removably received into the inlet. A removable high pressure orifice body defines an orifice therethrough. The orifice body is carried by the valve body proximate the inlet. A valve seat is within the valve body.
Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A first stage pressure regulator comprising: a valve body having an inlet and an outlet and defining a pressure chamber between the inlet and the outlet, the valve body defining a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with surrounding water; an inlet tubular union removably received into the inlet; a removable high pressure orifice body defining an orifice therethrough, the orifice body carried by the valve body proximate the inlet, the removable high pressure orifice body having a T-shaped head; a valve seat within the valve body; a valve member slidably carried within the valve body pressure chamber having a valve end, the valve seat being carried by the valve end, the valve member slidable between an open state in which the valve end carrying the valve seat is spaced from the removable high pressure orifice body permitting fluid flow through the orifice between the inlet and outlet and a closed state in which the valve end carrying the valve seat is sealingly seated against the removable high pressure orifice body preventing fluid flow between the inlet and outlet; and wherein the removable high pressure orifice body has an upstream end in the form of a T-shaped head having a larger diameter than a downstream end.
A first stage pressure regulator has a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). This orifice body has a T-shaped head. A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The T-shaped head is wider at its upstream end than its downstream end.
2. A first stage pressure regulator comprising: a valve body having an inlet and an outlet and defining a pressure chamber between the inlet and the outlet, the valve body defining a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with surrounding water; an inlet tubular union removably received into the inlet; a removable high pressure orifice body defining an orifice therethrough, the orifice body carried by the valve body proximate the inlet, the removable high pressure orifice body having a T-shaped head; a valve seat within the valve body; a valve member slidably carried within the valve body pressure chamber having a valve end, the valve seat being carried by the valve end, the valve member slidable between an open state in which the valve end carrying the valve seat is spaced from the removable high pressure orifice body permitting fluid flow through the orifice between the inlet and outlet and a closed state in which the valve end carrying the valve seat is sealingly seated against the removable high pressure orifice body preventing fluid flow between the inlet and outlet; and wherein a bottom surface of the T-shaped head is seated upon outward facing surface of the inlet of the valve body; a top surface of the T-shaped head in contact with the inlet tubular union such that the inlet tubular union secures the orifice body in the inlet.
A first stage pressure regulator has a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). This orifice body has a T-shaped head. A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The T-shaped head sits on the valve body's inlet. The inlet tubular union presses against the top of the T-shaped head, securing the orifice body in place.
3. The first stage pressure regulator of claim 2 , wherein the T-shaped head fits inside a cavity at a distal end of the inlet tubular union, and wherein the T-shaped head includes a slot that fluidly communicates a high pressure passage surrounding the T-shaped head with a center passage of the inlet tubular union; the high pressure passage in fluid communication with a high pressure exit port of the valve body.
The first stage pressure regulator described as having a valve body with an inlet, an outlet, a pressure chamber, and a pressure compensation chamber open to surrounding water; a removable tubular union connected to the inlet; a removable high-pressure orifice body near the inlet with a T-shaped head, and a valve seat; and where the T-shaped head sits on the valve body's inlet and is secured by the inlet tubular union is further defined. The T-shaped head fits inside a cavity at the end of the inlet tubular union. The T-shaped head has a slot connecting a high-pressure area around the head to the center of the inlet tubular union. This high-pressure area is linked to a high-pressure exit port on the valve body.
4. The first stage pressure regulator of claim 1 , wherein a head of the removable high pressure orifice body is inside a cavity formed in a distal end of the inlet tubular union.
The first stage pressure regulator includes a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). This orifice body has a T-shaped head. A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The head of the removable high-pressure orifice body sits inside a cavity at the end of the inlet tubular union.
5. A first stage pressure regulator comprising: a valve body having an inlet and an outlet and defining a pressure chamber between the inlet and the outlet, the valve body defining a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with surrounding water; an inlet tubular union removably received into the inlet; a removable high pressure orifice body defining an orifice therethrough, the orifice body carried by the valve body proximate the inlet; a valve seat within the valve body; a valve member slidably carried within the valve body pressure chamber having a valve end, the valve seat being carried by the valve end, the valve member slidable between an open state in which the valve end carrying the valve seat is spaced from the removable high pressure orifice body permitting fluid flow through the orifice between the inlet and outlet and a closed state in which the valve end carrying the valve seat is sealingly seated against the removable high pressure orifice body preventing fluid flow between the inlet and outlet; and wherein a T-shaped head of the high pressure orifice body is dimensioned to fit within a cavity of the inlet tubular union.
A first stage pressure regulator has a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The T-shaped head of the high-pressure orifice body is sized to fit within a cavity inside the inlet tubular union.
6. The first stage pressure regulator of claim 5 , wherein the orifice body is axially movable and the inlet tubular union limits axial motion of the orifice body.
In the first stage pressure regulator where there is a valve body with an inlet, an outlet, a pressure chamber, and a pressure compensation chamber open to surrounding water; a removable tubular union connected to the inlet; a removable high-pressure orifice body near the inlet with a T-shaped head which fits inside a cavity of the inlet tubular union, and a valve seat; the orifice body can move axially (along its length), and the inlet tubular union limits how far it can move.
7. The first stage pressure regulator of claim 1 , wherein an end of the removable high pressure orifice body is in sealing contact with the valve seat in the closed state.
The first stage pressure regulator includes a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). This orifice body has a T-shaped head. A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The end of the removable high-pressure orifice body touches and seals against the valve seat when the regulator is closed.
8. The first stage pressure regulator of claim 1 , wherein the valve body comprises a material of a first hardness and the removable high pressure orifice is comprised of a material of a second hardness greater than the first hardness.
The first stage pressure regulator includes a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). This orifice body has a T-shaped head. A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The valve body is made of a material with a certain hardness. The removable high-pressure orifice is made of a harder material.
9. A first stage pressure regulator comprising: a valve body having an inlet and an outlet and defining a pressure chamber between the inlet and the outlet, the valve body defining a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with surrounding water; an inlet tubular union removably received into the inlet; a removable high pressure orifice body defining an orifice therethrough, the orifice body carried by the valve body proximate the inlet; a valve seat within the valve body; a valve member slidably carried within the valve body pressure chamber having a valve end, the valve seat being carried by the valve end, the valve member slidable between an open state in which the valve end carrying the valve seat is spaced from the removable high pressure orifice body permitting fluid flow through the orifice between the inlet and outlet and a closed state in which the valve end carrying the valve seat is sealingly seated against the removable high pressure orifice body preventing fluid flow between the inlet and outlet; and wherein the removable high pressure orifice body generally includes: a T-shaped head at an upstream end; a conical protrusion at a downstream end; a slot formed into a top surface of the T-shaped head; an annular groove formed into the valve body proximate an axial center of the orifice body.
A first stage pressure regulator has a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The removable high-pressure orifice body has a T-shaped head at the upstream end, a conical point at the downstream end, a slot on the top of the T-shaped head, and a groove around its middle section, located within the valve body.
10. The first stage pressure regulator of claim 9 , wherein the annular groove receives an O-ring; the O-ring in sealing contact with walls of the inlet of the valve body.
The first stage pressure regulator, described as having a valve body with an inlet, an outlet, a pressure chamber, a pressure compensation chamber open to surrounding water; a removable tubular union connected to the inlet; a removable high-pressure orifice body near the inlet with a T-shaped head, a conical protrusion at the downstream end, a slot on the top of the T-shaped head, and a groove around its middle section; has an O-ring placed in the groove. This O-ring presses against the walls of the valve body's inlet, creating a seal.
11. The first stage pressure regulator of claim 9 , wherein the conical protrusion of the removable high pressure orifice terminates at a tip; the tip in sealing contact with the valve seat in the closed state.
The first stage pressure regulator, described as having a valve body with an inlet, an outlet, a pressure chamber, a pressure compensation chamber open to surrounding water; a removable tubular union connected to the inlet; a removable high-pressure orifice body near the inlet with a T-shaped head, a conical protrusion at the downstream end, a slot on the top of the T-shaped head, and a groove around its middle section; has the conical protrusion of the removable high-pressure orifice ending in a sharp tip. This tip touches and seals against the valve seat when the regulator is closed.
12. A first stage pressure regulator comprising: a valve body having an inlet and an outlet and defining a pressure chamber between the inlet and the outlet, the valve body defining a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with surrounding water; an inlet tubular union removably received into the inlet; a removable high pressure orifice body defining an orifice therethrough, the orifice body carried by the valve body proximate the inlet; a valve seat within the valve body; a valve member slidably carried within the valve body pressure chamber having a valve end, the valve seat being carried by the valve end, the valve member slidable between an open state in which the valve end carrying the valve seat is spaced from the removable high pressure orifice body permitting fluid flow through the orifice between the inlet and outlet and a closed state in which the valve end carrying the valve seat is sealingly seated against the removable high pressure orifice body preventing fluid flow between the inlet and outlet; and wherein the removable high pressure orifice is free of fastening threads.
A first stage pressure regulator has a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The removable high-pressure orifice does not use threads to hold it in place.
13. The first stage pressure regulator of claim 1 , wherein the orifice body extends downstream of the T-shaped head into the inlet.
The first stage pressure regulator includes a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). This orifice body has a T-shaped head. A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). The orifice body extends past the T-shaped head and into the inlet.
14. A first stage pressure regulator comprising: a valve body having an inlet and an outlet and defining a pressure chamber between the inlet and the outlet, the valve body defining a pressure compensation chamber having an opening fluidly communicating the pressure compensation chamber with surrounding water; an inlet tubular union removably received into the inlet; a removable high pressure orifice body defining an orifice therethrough, the orifice body carried by the valve body proximate the inlet; a valve seat within the valve body; a valve member slidably carried within the valve body pressure chamber having a valve end, the valve seat being carried by the valve end, the valve member slidable between an open state in which the valve end carrying the valve seat is spaced from the removable high pressure orifice body permitting fluid flow through the orifice between the inlet and outlet and a closed state in which the valve end carrying the valve seat is sealingly seated against the removable high pressure orifice body preventing fluid flow between the inlet and outlet; and comprising within the compensation chamber: an insulated bushing; an insulating ring; an insulating sleeve and an insulated biasing member.
A first stage pressure regulator has a valve body with an inlet, an outlet, and a pressure chamber in between. It also includes a pressure compensation chamber open to surrounding water. A removable tubular union connects to the inlet. A key component is a removable high-pressure orifice body near the inlet, containing a small hole (orifice). A valve seat resides within the valve body. A valve member slides within the pressure chamber and has a valve end holding the valve seat. The valve member moves to either allow flow through the orifice (open) or block it by pressing the valve seat against the orifice body (closed). Inside the compensation chamber are an insulated bushing, an insulating ring, an insulating sleeve, and an insulated biasing member.
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August 7, 2014
June 6, 2017
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